🛡️ CVE-2023-42917
🟠 CVSS 8.8 — High ✅ No Known Exploit CWE-787 NVD
8.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A memory corruption vulnerability was addressed with improved locking. This issue is fixed in iOS 17.1.2 and iPadOS 17.1.2, macOS Sonoma 14.1.2, Safari 17.1.2. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited against versions of iOS before iOS 16.7.1.

Details

Severity HIGH
CVSS Score 8.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE CWE-787
Public Exploit ✅ No
Source NVD
Published 2023-11-30
Updated 2026-06-08
Modified 2025-10-23
Fix URL N/A

Affected Packages

Software From version Fixed in
debian-linux — —
fedora — —
ipados 17.0 17.1.2
iphone-os 17.0 17.1.2
java — —
java-min — —
jre — —
macos 14.0 14.1.2
safari — 17.1.2
webkitgtk\+ — 2.42.3

References

Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2023/Dec/12
Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2023/Dec/13
Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2023/Dec/3
Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2023/Dec/4
Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2023/Dec/5
Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2023/Dec/8
Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2024/Jan/35
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/12/05/1
Mailing List, Third Party Advisory https://www.debian.org/security/2023/dsa-5575
Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2023/Dec/12
Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2023/Dec/13
Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2023/Dec/3
Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2023/Dec/4
Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2023/Dec/5
Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2023/Dec/8
Mailing List, Third Party Advisory http://seclists.org/fulldisclosure/2024/Jan/35
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/12/05/1
Mailing List, Third Party Advisory https://www.debian.org/security/2023/dsa-5575

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